Get the latest block

GET

https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns the latest block available from the node.

Response

200OK

Response returned by the live Sei endpoint.

400Bad Request

Invalid request.

default

An unexpected error response.

Get the latest block

curl -X GET 'https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest'

const response = await fetch('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest', {
  method: 'GET',
});

const data = await response.json();

require 'net/http'
require 'json'

uri = URI('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest')
request = Net::HTTP::Get.new(uri)

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }
data = JSON.parse(response.body)

import requests

response = requests.get('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest')
data = response.json()

const response = await fetch('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest', {
  method: 'GET',
});

const data = await response.json();

const endpoint = "https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest";
const apiKey = "YOUR_API_KEY";

async function nownodesRequest(payload) {
  const response = await fetch(endpoint, {
    method: "GET",
    headers: {
      "Content-Type": "application/json",
      "api-key": apiKey,
    },
    body: JSON.stringify(payload),
  });

  return response.json();
}

const result = await nownodesRequest({});
console.log(result);

const response = await fetch('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest', {
  method: 'GET',
});

const data = await response.json();

import requests

response = requests.get('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest')
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/latest')
request = Net::HTTP::Get.new(uri)

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }
data = JSON.parse(response.body)

{
  "block_id": {
    "hash": "ih2GxhiUIyLG6NDBwff748+RNLQ71EemxurauA4+/qQ=",
    "part_set_header": {
      "total": 1,
      "hash": "v94eYXr1bJvP7o2767/59IlRkzHzIO2aQNsFGGWZGFA="
    }
  },
  "block": {
    "header": {
      "version": {
        "block": "11",
        "app": "0"
      },
      "chain_id": "pacific-1",
      "height": "233842589",
      "time": "2026-09-24T11:15:17.935995224Z",
      "last_block_id": {
        "hash": "mcWqg6qDLJ2FMWFP34lnlz6tEu9xa71BZJQaaUsQG8s=",
        "part_set_header": {
          "total": 1,
          "hash": "gYkHCTqy2hYiOeZ1oHQzO/MoB6ggm6e1AeifnMXctx8="
        }
      },
      "last_commit_hash": "sFQmPX42WM+8E3i2sUtgd1vtLMAbjR2xE/Zjl08M2Pw=",
      "data_hash": "47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=",
      "validators_hash": "ifY2PEefLP6c8xjPVxO52yNGqrGA82EW1BFflg9KRsw=",
      "next_validators_hash": "ifY2PEefLP6c8xjPVxO52yNGqrGA82EW1BFflg9KRsw=",
      "consensus_hash": "HiTM/9yJXtZIVKELpAFni+lAPjzNh1Lu+KkBu36geiA=",
      "app_hash": "RAwDvFhb4B6vPh4TBrYHvKvrPJNkiuBgB3APKyx4cHY=",
      "last_results_hash": "W4IZGdATrqzdI7HBCfmwPZDQCwTg/+IpfisEh97WzGI=",
      "evidence_hash": "47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=",
      "proposer_address": "4cpLzrNuEig8yrSoRKl+DAUPAFo="
    },
    "data": {
      "txs": []
    },
    "evidence": {
      "evidence": []
    },
    "last_commit": {
      "height": "233842588",
      "round": 0,
      "block_id": {
        "hash": "mcWqg6qDLJ2FMWFP34lnlz6tEu9xa71BZJQaaUsQG8s=",
        "part_set_header": {
          "total": 1,
          "hash": "gYkHCTqy2hYiOeZ1oHQzO/MoB6ggm6e1AeifnMXctx8="
        }
      },
      "signatures": [
        {
          "block_id_flag": "BLOCK_ID_FLAG_COMMIT",
          "validator_address": "dILWioxo/XIEJzIj2QhkIHsVWLU=",
          "timestamp": "2026-09-24T11:15:17.661490500Z",
          "signature": "OTN7Py+I0VfKsIohd27yKA4p62Yo96IS9BVpsTrGZ6z+Rlh6xQGGSQoxJjxEbHR9IjujtLe8EnqrxitC09AcDQ=="
        }
      ]
    }
  }
}

{
  "code": 3,
  "message": "Invalid request.",
  "details": []
}

{
  "error": "string",
  "code": 0,
  "message": "string",
  "details": [
    {
      "@type": "string"
    }
  ]
}